import string,sys,os
print("hello world")
x=3
x=4
x=5  
x=11
x=111

x=[(char1 + 'o' + char2 + 'e') for char1 in list(string.ascii_lowercase) for char2 in list(string.ascii_lowercase) if char1 != char2]
print(x)
print(sys.getfilesystemencoding(),
sys.getdefaultencoding(), os.getenv('LANG'))


      
      